In case of troubles booting, read this topic.
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UART has unusual speed: 1500000 Make sure to add large heatsink Powering related troubles are possible since USB Type-C is not PD-compliant
UART is accessible on a standard connector but with unusual speed: 1500000 If you don’t have USB Type-C PSU, you can power the board via pins 4 (5V) and 6 (GND) of the 40-pin GPIO1 header Powering related troubles are possible since USB Type-C is not PD-compliant Enable video and 3D acceleration
Images below are for model B. For A (without wireless) can be downloaded here and for C (dual monitor) here. How to install Armbian’s mainline u-boot into SPI and boot NVMe drives How to solve boot troubles with SPI enabled boards? (variant 2)
UART has unusual speed: 1500000 boot from SD card is possible by shorting TP50265 to the ground and powering the board. After Armbian boots up, you can overwrite eMMC. You need to do this procedure only once or in case you totally brick your system. once you have Armbian booting from eMMC, you can boot SD card …
UART is accessible on pin 6 (GND),8 (TX) and 10 (RX) and with unusual speed: 1500000 Enable video and 3D acceleration flash the 128M SPI memory to also boot from USB or PXE (it if goes wrong, follow these instructions) short-pressing (~1s) the power button turns the board on, long-pressing it (~3s) turns it off. If it …